# I can't save data as niftii file

**URL:** <https://discourse.slicer.org/t/i-cant-save-data-as-niftii-file/6927>\
**Category:** Development\
**Created:** [May 25, 2019, 12:57pm UTC](https://discourse.slicer.org/t/i-cant-save-data-as-niftii-file/6927 "2019-05-25T12:57:05Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![safa](https://avatars.discourse-cdn.com/v4/letter/s/9fc348/32.png) [@safa](https://discourse.slicer.org/u/safa)\
**Post date:** [May 25, 2019, 12:57pm UTC](https://discourse.slicer.org/t/i-cant-save-data-as-niftii-file/6927/1 "2019-05-25T12:57:05Z")

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why i can’t save data as .nii file?  
i have only (.mrmrl) (.mrb) (.\*) options to choose

 ![format%20file](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/0/6/06d8e0be9d17bc3127686581d58817f8e420795f.png)

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**Author:** ![adamrankin](https://sea2.discourse-cdn.com/flex002/user_avatar/discourse.slicer.org/adamrankin/32/155_2.png) [@adamrankin](https://discourse.slicer.org/u/adamrankin)\
**Post date:** [May 25, 2019, 2:18pm UTC](https://discourse.slicer.org/t/i-cant-save-data-as-niftii-file/6927/2 "2019-05-25T14:18:31Z")

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![376f4fd167ef71d16b35c12679b3a1f37af2659e](https://us1.discourse-cdn.com/flex002/uploads/slicer/original/3X/b/1/b185684ee61421139389adf2cb105ed715408670.png)

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<div class="post-metadata">

**Author:** ![safa](https://avatars.discourse-cdn.com/v4/letter/s/9fc348/32.png) [@safa](https://discourse.slicer.org/u/safa)\
**Post date:** [May 25, 2019, 2:23pm UTC](https://discourse.slicer.org/t/i-cant-save-data-as-niftii-file/6927/3 "2019-05-25T14:23:05Z")

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no it is an imported data like inpout data  
but what I want to save is the first one (p3after trt)